In the absence of other identifying features, you can tell whether glass is tempered by scoring a line on it with a window-cutting tool -- but do this only if you plan to cut the glass anyway. Standard glass can be cut to size or pressed into shape after it is processed. Normally, tempered glass has completely smooth edges due to the extra processing it goes through, while other types of glass usually have scuffed or ridged edges. Tempered glazing is several times stronger and less likely to break than laminated glass (and about 5-10 times stronger than regular glass). Safety glass is essential for all kinds of projects from patio furniture and shower doors to business storefronts. Tempered glass, on the other hand, is designed to shatter into many small dull pieces, which have a much smaller chance of cutting people nearby. Tempered glass passes through the same process only that its annealing process is made shorter. There is no difference; they are one and the same. In today’s blog post, we’re going to focus on standard glass and tempered glass. I just spoke with Dave V. by phone, but wanted to be sure that my appreciation did not go unnoticed. This is possible because during the annealing process the glass is cooled down slowly, which makes the glass much stronger. And, unlike regular glass, tempered glass fractures into small, relatively harmless pieces. More robust screen protectors, like those made of tempered glass, can prevent a screen’s glass from breaking after a bad fall. Although glass is used for all kinds of windows, not all types of glass are the same. Tempered or toughened glass is a type of safety glass processed by controlled thermal or chemical treatments to increase its strength compared with normal glass. Per safety glazing standards, it’s the break pattern and NOT the strength or break resistance of tempered glass that defines it as a safety product. How Do Tempered Glass and Regular Window Glass Compare. It is known to be 4-5 times stronger than regular glass and can withstand temperatures up to 295 degrees Celsius. Tempered Glass Windows are a type of fixture that uses a safety glass and is ideal in homes or building that requires a sturdier window than the standard glass. I reached out to Omni Glass & Paint; they came to look at the door, found the part and installed the part in less than a day. Standard glass and tempered glass differ in the way they are processed. Strength Glass is an amorphous material, a "frozen" liquid, and thus much more easily shattered than a thermoplastic such as plexiglass, which is softer than glass. – Matt Bakalars, Fox Valley Savings Bank, Mark and Jeff installed windows in our home in Oshkosh. There are two different break-resistant solutions: laminated glass and tempered glass. ~ Roxanne D. – Oshkosh, WI, I just called to compliment the man who installed my new shower door. However, laminated glazing can have a layer of tempered glass, which would make it stronger. Shatter Dynamics When subject to a sufficiently powerful force, a regular piece of glass will shatter into many sharp pieces, posing a health and safety risk. Jeff was very pleasant, he did an AWESOME job, everything is perfect, and he left the place neater than when he arrived! I had been waiting 3 months for a part for our front door from another glass company in Oshkosh. The oleophobic nano-coating helps to repel skin oils, thus preventing fingerprint smudges. Additionally, tempered glass is considered a form of safety glass because it “crumbles” into small pieces when it breaks rather than forming dangerous shards. There are even certain situations where tempered glass is actually required, such … Tempered glass is especially important for vehicles, as it reduces the risk of lacerations in the event of an accident. A significant difference between annealed and tempered glass is the level of durability provided. On the other hand, untempered glass is allowed to cool slowly and, therefore, will react to breakage differently. This type is more transparent than regular glass, and doesn't have that greenish tint. Tempered sheets have smooth and even edges because of the extra processing it goes through. Instead, acrylic dents if the impact is strong enough. Both can be excellent options for home, business and auto owners looking to increase the safety and security of their glass – but it depends on the application. Tempered Glass is about four times stronger than regular class and is known for its safety. The increased strength means that tempered glass is better able to stand up to everyday wear and tear out in the world with little risk of shattering. Plate glass is usually harder because of the intense heating and a gradual cooling process to make it sturdier. I am so happy with the job he did! Tempered glass is annealed glass that has been heat treated to harden and strengthen it. I am very, very pleased with their knowledge and abilities, they were the most impressive group of people I have ever worked with. Tempered glass, often referred to as toughened glass, is a type of safety glass that is treated with heat or chemicals to increase its strength compared to normal glass. And, unlike regular glass, tempered glass fractures into small, relatively harmless pieces. Protectors: An additional layer of plastic or glass you put on top of your phone to prevent scratches. When broken, tempered glass shatters into small, relatively harmless pieces. This is why it is often called safety glass. Each type of glass is designed to meet specific requirements related to solar control, decoration, security, acoustics, and architecture. For this reason, tempered glass is a popular choice for windshields and security glass. The door works perfect now. Tempered glass is made from scratch-resistant gorilla glass and is far denser than plastic. When it does shatter, however, is where the other unique aspect of tempered glass comes in. Tempered glass has smooth edges . If you want to get a Tempered Glass door for your bathroom, Accurate Glass Mechanical might be the best choice … That means there’s less worry about breakage if a window or door panel has tempered glass. ~ Thom N. Oshkosh, WI, “Mark and Brandon are going great guns here. One problem with plexiglass is that it is subject to crack formation when it is brought into contact with common solvents. And, unlike regular glass, tempered glass fractures into small, relatively harmless pieces. Tempered glass is more expensive than annealed glass because of the added heat treatment processing. Standard glass uses an annealing process that forces the glass to cool very rapidly. It is forced to cool rapidly, which additionally increases the breaking point. Laminated glass can be 3-4 times more expensive than tempered glass. The most commonly used glass - like, up to 90% of all glass made - is Soda-lime glass, the least expensive form of glass. If the glass is merely annealed, the tool makes a clean, white line, but if the glass is tempered, it makes a glittery, uneven one, and material will sliver and flake off from the score line. It is used in situations where there is a high probability that it could come into contact with other objects or it’s used in structures where a more robust type of glass is required. The tempered glass mirrors the smooth feel of the glass screen below it and provides a more comfortable user experience. The reason for this is that tempered glass is constantly under pressure from edge to edge. Tempered glass screen protectors contain multiple layers, which includes an oleophobic nano coating, anti-shatter film and a penetrable silicone coating on top of the tempered glass. The flexible glass is usually four or utmost five times stronger than the regular glass, and it does not break into tiny sharp pieces when hit by a force. If broken, it breaks into many small squared-off fragments, making it safer to use in applications such as the side and back windows of passenger vehicles and the glass doors and windows of buildings. As a result, tempered glass is used in those environments where human safety is an issue. It has a bottom layer of absorbent silicon, PET film and an optically clear adhesive tempered glass and oleophobic coating in that order as displayed in the following illustration. ~ Rick, P. This field is for validation purposes and should be left unchanged. There are certain cases in which manufacturers or builders are legally required to use tempered glass. All these layers make tempered glass up to five times stronger than normal glass. They are both an asset to your company. Tempered glass is more heat-resistant and scratch-resistant than non-treated glass. As mentioned previously in this thread, as well as in the original article, tempered glass is both stronger and has a different break pattern than annealed (ordinary) glass. Shatter Dynamics Glass looks better.To elaborate on the difference between plastic and glass screen protectors, we will spend the rest of the rest of this post elaborating on the pros, cons and misconceptions for each type of screen protector. -Mike & Mary Kay, Winneconne, My recent experience with Omni Glass & Paint was fantastic. We have made several referrals based on our experience! Everyday our workers handle different types of glass from standard glass to tempered glass. It is heat-treated safety glass with a minimum surface compression of 10,000 psi or a minimum edge compression of 9,700 psi. Thanks again! Tempered glass, on … Jeff and Mark of your residential division just left my home after spending two days replacing several storm damaged windows. The resulting pane of glass is many times stronger than standard glass types, making it highly valuable when installed in areas where window damage may be possible. Everything lines up, everything fits, nothing leaks! If tempered glass is broken, it will not break into sharp shards of glass; instead, tempered glass shatters into smaller granules. Made through a process of heating and rapid cooling, tempered glass is generally four times stronger than regular window glass. Appropriate Use Mark was especially helpful, he was absolutely wonderful to work with. So, one good way is to look thoroughly at the edges of the glass. Standard glass is also popular because it can be reworked. Tempered Glass is about four times stronger than regular class and is known for its safety. Both types of glass are made in varying sizes and thicknesses and can be colored or tinted. He is very professional, knowledgeable and personable. ~ Fun Fact ~ ~ Nancy, Oshkosh, WI, I just wanted to congratulate the great crew we had working at my home, they were fantastic. Because of their services we would highly recommend Omni Glass to everyone. Homeowners have more choices than ever when it comes to windows. Standard glass breaks into large, irregular shaped shards. I have a GREAT deal of confidence in them and fully expect the entire job to go as well as it has to this point.”-Jim, “Your residential installer was wonderful and did an amazing job.”-Kyle, Green Lake, “Both Steve Bridwell & Mark Willems did a great job of helping me with my patio door after my home invasion.”-Kathy, Oshkosh, I wanted you to know that Mark Willems our installer did a FANTASTIC job. 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